Climatological Report (Daily)
Issued by NWS
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959
CDUS46 KMTR 160827
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED SEP 16 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 73 1:06 PM 87 2004 77 -4 86
MINIMUM 56 5:41 AM 53 2006 58 -2 59
AVERAGE 65 68 -3 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.12 0.05
SINCE OCT 1 20.65 14.69
SINCE JAN 1 11.92 7.48
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 1 1
SINCE SEP 1 1 1
SINCE JUL 1 34 41
COOLING
YESTERDAY 0 8
MONTH TO DATE 55 51
SINCE SEP 1 55 51
SINCE JAN 1 268 207
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 7:00 PM
LOWEST 55 1:00 PM
AVERAGE 71
..........................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 82 2014
2025
MINIMUM TEMPERATURE (F) 58 51 2006
SUNRISE AND SUNSET
SEPTEMBER 16 2026.....SUNRISE 6:51 AM PDT SUNSET 7:14 PM PDT
SEPTEMBER 17 2026.....SUNRISE 6:52 AM PDT SUNSET 7:13 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$